Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Ethel Mae Maccallum, OTR

Individual provider Occupational Therapist · NPI 1336669720

Ethel Mae Maccallum, OTR is an Occupational Therapist in Private Practice in Katy, Texas. Qualified in 1983, 43 years ago. Practices as a sole proprietor and works from 9 locations. Licensed in California and Texas.

Years since qualifying
43
Licensed in
CA, TX
In the registry since
2017
Specialties on file
2
What do these letters mean?
OTR — Occupational Therapist, Registered
A nationally registered occupational therapist.

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Practice location Address checks out

810 S Mason Rd
Katy, TX 77450-3895
Phone: (281) 652-5200
Fax: (818) 357-2505
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (8)

  • 3356 W Ball Rd Ste 219, Anaheim, CA 92804-3728 — (818) 894-2273
  • 599 S Barranca Ave Ste 555, Covina, CA 91723-2791 — (818) 894-2273
  • 5806 Pacific Blvd, Huntington Park, CA 90255-2618 — (818) 894-2273
  • 4300 Long Beach Blvd Ste 700, Long Beach, CA 90807-2000 — (818) 894-2273
  • 6420 Wilshire Blvd Ste 600, Los Angeles, CA 90048-5521 — (818) 894-2273
  • 8929 Aero Dr Ste E, San Diego, CA 92123-2231 — (877) 757-8353
  • 6320 Canoga Ave Fl 15, Woodland Hills, CA 91367-2563 — (818) 894-2273
  • 14515 Briarhills Pkwy Ste 208, Houston, TX 77077-1034 — (832) 850-2733

Specialties & licences

Occupational Therapist (primary) Taxonomy 225X00000X · Licence 108431 (TX)
Occupational Therapist Taxonomy 225X00000X · Licence 27508 (CA)

Record details

NPI number1336669720
Entity typeIndividual (Type 1)
GenderFemale
Credentials OTR
Sole proprietorYes
NPI enumeratedJune 26, 2017
Last updated in NPPESJuly 3, 2026
Certification dateJuly 3, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyOCCUPATIONAL THERAPIST IN PRIVATE PRACTICE
Medical schoolOTHER
Graduated 1983 (43 years in practice)
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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